Cleric Radiant Servant II
....you count as an additional 1 Level higher when channeling positive energy or light based spells.....
Positive Energy Aura
Allies within the aura are healed 1 hit point per 3 caster Levels
So, if you are level 14, the base healing from positive energy aura should be:
(14+1) /3 + 1 = 6?